Figure 1 in Are some of the birds endemic to the Tres Marías Islands (Mexico) species?

Figure 1. Map showing the location of the Tres Marías Islands with respect to the adjacent mainland (modified from Wilson 1991). The arrows show the two closest routes between the islands and the mainland. The approximate locations of the cities Mazatlán and Puerto Vallarta are indicated. Numbers indicate mainland localities mentioned in the text where Tres Marías taxa or hybrids have been recorded: 1. 'Labrados' (based on Fig. 1 in McLellan 1927), 2. 'Novilleros, west of Acaponeta' = Playa Novillero, 3. Santiago Ixcuintla, 4. Sauta, 5. San Blas and 1 3/4 km north of Singaíta, 6. Chacala, 7. Las Varas, 8. La Peñita de Jaltemba, 9. El Oro, and 10. Todos Santos.